[ Verb Tenses ]
While I ______ the report, my colleague was preparing the presentation.
A. write
B. am writing
C. was writing
D. have written

Random Topics:
Grammar - Sentence StructureDegrees of AdjectivesGrammar Present Perfect (ever never)Few, a few, little, a littleProgressive TenseTo infinitive - GerundModals, Infinitives and GerundsSimple Past Tense (was/were)Has Got & Have GotModals for ObligationOther quiz:
Grammar › ViewI … my teeth two times a day.
A. brush
B. am brushing
C. brushing
Grammar › View
It was only ten days ago …… she started her new job.
A. then
B. since
C. after
D. that
Articles › ViewYou should book the flight to Rome at …least two weeks in …advance
A. -.-
B. a, a
C. the, a
D. the, the
Superlative Adjectives › View
December is ………. month of the year in my country.
A. the coldest
B. the most cold
c. colder
D. the colder
